PIEDMONT, a principality of Italy, so called from its lying at the foot of the Alps. It is bounded by Savoy, from which it is separated by the Alps, on the north; by the duchies of Milan and Montferrat, on the east; by the territories of Genoa, and the county of Nice, on the south; and by France, on the west; being about 100 miles long, and 70 broad.